Electric toothbrush head



FIG. 1 is a perspective view of an electric toothbrush head showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The features shown in broken lines in the drawings illustrate environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for an electric toothbrush head, as shown and described. 